Finding the Fourth Proportional to 15,694,584.70, 23,542,654.65 and 8,136,312.70
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Solution
The fourth proportional to 15,694,584.70, 23,542,654.65 and 8,136,312.70 is: 12,204,872.17
Step by Step Solution
- Step 1: Write the proportion equation
15,694,584.70 : 23,542,654.65 = 8,136,312.70 : x - Step 2: Convert to fraction form
15,694,584.70/23,542,654.65 = 8,136,312.70/x - Step 3: Cross multiply
15,694,584.70x = 23,542,654.65 × 8,136,312.70 - Step 4: Simplify right side
15,694,584.70x = 191,550,400,020,509.06 - Step 5: Solve for x
x = 191,550,400,020,509.06/15,694,584.70 - Step 6: Final answer
x = 12,204,872.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.